/*
 *  GRUB  --  GRand Unified Bootloader
 *  Copyright (C) 2018  Free Software Foundation, Inc.
 *
 *  GRUB is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  GRUB is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <grub/symbol.h>
#include <grub/dl.h>
#include <grub/sw64/jmpbuf-offsets.h>
#include <grub/sw64/regdef.h>

       .file   "setjmp.S"

GRUB_MOD_LICENSE "GPLv2+"

FUNCTION(grub_setjmp)
     ldgp    gp, 0(pv)
#define FRAME  0
     .frame  sp, FRAME, ra, 0

     stl       s0, JB_S0*8(a0)
     stl       s1, JB_S1*8(a0)
     stl       s2, JB_S2*8(a0)
     stl       s3, JB_S3*8(a0)
     stl       s4, JB_S4*8(a0)
     stl       s5, JB_S5*8(a0)
     stl       ra, JB_PC*8(a0)
     addl      sp, FRAME, t1
     stl       t1, JB_SP*8(a0)
     stl       fp, JB_FP*8(a0)
     fstd      $f2, JB_F2*8(a0)
     fstd      $f3, JB_F3*8(a0)
     fstd      $f4, JB_F4*8(a0)
     fstd      $f5, JB_F5*8(a0)
     fstd      $f6, JB_F6*8(a0)
     fstd      $f7, JB_F7*8(a0)
     fstd      $f8, JB_F8*8(a0)
     fstd      $f9, JB_F9*8(a0)
     ldi       a0, 0($31)
     ret

FUNCTION(grub_longjmp)
     mov       a1, v0
     ldl       s0, JB_S0*8(a0)
     ldl       s1, JB_S1*8(a0)
     ldl       s2, JB_S2*8(a0)
     ldl       s3, JB_S3*8(a0)
     ldl       s4, JB_S4*8(a0)
     ldl       s5, JB_S5*8(a0)
     ldl       ra, JB_PC*8(a0)
     ldl       fp, JB_FP*8(a0)
     ldl       t0, JB_SP*8(a0)
     fldd      $f2, JB_F2*8(a0)
     fldd      $f3, JB_F3*8(a0)
     fldd      $f4, JB_F4*8(a0)
     fldd      $f5, JB_F5*8(a0)
     fldd      $f6, JB_F6*8(a0)
     fldd      $f7, JB_F7*8(a0)
     fldd      $f8, JB_F8*8(a0)
     fldd      $f9, JB_F9*8(a0)
     seleq     v0, 1, v0, v0
     mov       t0, sp
     ret
